SD1488

SD1488 RF & MICROWAVE TRANSISTORS U HF MOBILE APPLICATIONS . . . . . 470 MHz 12.5 VOLTS EFFICIENCY 50% COMMON EMITTER P OUT = 38 W MIN. WITH 5.8 dB GAIN .500 6LFL (M111) EPOXY SEALED ORDER CODE SD1488 BRANDING SD1488 PIN CONNECTION DESCRIPTION The SD1488 is a 12.5 V Class C epitaxial silicon NPN planar transistor designed primarily for broadband applications in the 450 - 512 MHz land mobile radio band. This device utilizes diffused emitter resistors to withstand infinite VSWR at rated operating conditions. ABSOLUTE MAXIMUM RATINGS (T case = 25 ° C) Symbol Parameter Value Unit 1. Collector 2. Emitter 3. Base 4. Emitter VCBO VCEO VEBO IC PDISS TJ T STG Collector-Base Voltage Collector-Emitter Voltage Emitter-Base Voltage Device Current Power Dissipation Junction Temperature Storage Temperature 36 16 4.0 8.0 117 +200 − 65 to +150 V V V A W °C °C THERMAL DATA RTH(j-c) Junction-Case Thermal Resistance July 24, 1993 1.5 °C/W 1/4 SD1488 E LECTRICAL SPECIFICATIONS (T case = 25 ° C) STATIC Symbol Test Conditions Value Min. Typ. Max. Unit BVCES BVCEO BVEBO ICES hFE IC = 15 mA IC = 50 mA IE = 5 mA VCE = 12.5 V VCE = 5 V VBE = 0 V IB = 0 mA IC = 0 mA IE = 0 mA IC = 1 A 36 16 4.0 — 20 — — — — — — — — 5 300 V V V mA — DYNAMIC Symbol Test Conditions Value Min. Typ. Max. Unit POUT GP ηC COB f = 470 MHz f = 470 MHz f = 470 MHz f = 1 MHz PIN = 10.0 W PIN = 10.0 W POUT = 38 W VCB = 12.5 V VCC = 12.5 V VCC = 12.5 V VCC = 12.5 V 38 5.8 50 — — — — 95 — — — — W dB % pF TYPICAL PERFORMANCE POWER OUTPUT vs POWER INPUT POWER OUTPUT & COLLECTOR EFFICIENCY vs FREQUENCY 2/4 SD1488 TYPICAL PERFORMANCE (cont’d) POWER OUTPUT vs FREQUENCY POWER REFLECTED vs FREQUENCY OUTPUT CAPACITANCE vs COLLECTOR BASE VOLTAGE I MPEDANCE DATA TYPICAL INPUT IMPEDANCE TYPICAL COLLECTOR LOAD IMPEDANCE 3/4 SD1488 P ACKAGE MECHANICAL DATA Ref.: Dwg. No.12-0111 Information furnished is believed to be accurate and reliable. However, SGS-THOMSON Microelectronics assumes no responsability for the consequences of use of such information nor for any infringement of patents or other rights of third parties which may results from its use. No license is granted by implication or otherwise under any patent or patent rights of SGS-THOMSON Microelectronics. Specifications mentioned in this publication are subject to change without notice. This publication supersedes and replaces all information previously supplied. SGS-THOMSON Microelectronics products are not authorized for use ascritical components in life support devices or systems without express written approval of SGS-THOMSON Microelectonics. © 1994 SGS-THOMSON Microelectronics - All Rights Reserved SGS-THOMSON Microelectronics GROUP OF COMPANIES Australia - Brazil - France - Germany - Hong Kong - Italy - Japan - Korea - Malaysia - Malta - Morocco - The Netherlands Singapore - Spain - Sweden - Switzerland - Taiwan - Thailand - United Kingdom - U.S.A 4/4